Barrier



FIG. 1 is a perspective front view of the dynamic barrier in the closedposition showing my new design;

FIG. 2 is a perspective rear view thereof in the open position;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is an elevational view thereof, taken from the left side;

FIG. 6 is an elevational view thereof, taken from the right side;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan thereof.

The ornamental design for: "barrier," as shown and described.